<!-- chlidrow图片样式 --!>
td.details-control {
    background: url('${request.contextPath}/images/details_open.png') no-repeat center right;
    cursor: pointer;
    padding:0 0 0 0;
}
tr.shown td.details-control {
    background: url('${request.contextPath}/images/details_close.png') no-repeat center right;
    padding:0 0 0 0;
   
}
   
  #example_wrapper { margin-top: 30px; }  
  #example_wrapper .btn-group .btn { margin-right: 15px; border-radius: 3px; color: #fff }

   .showTip { width:300px; border-radius: 5px; background: #000; opacity:0.8;}
   .showTipcon { padding:5px; }
   .showTipcon p {color: #fff; }